Stay updated with real-time air quality in North Union Township, Pennsylvania featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
52
Moderate
North Union Township, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.13 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
44.67 μg/m³
0
55
155
255
425
605+
32.63 ppb
0
55
71
86
201
201+
1.15 ppb
0
36
76
186
605
1005+
3.13 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
North Union Township, Pennsylvania
North Union Township, Pennsylvania
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AQI 54
Moderate
10.67μg/m³
PM2.5
41.54μg/m³
PM10
39.65ppb
O3
1.24ppb
SO2
3.46ppb
NO2
0.22ppm
CO
AQI 58
Moderate
13.06μg/m³
PM2.5
59.34μg/m³
PM10
38.52ppb
O3
1.29ppb
SO2
3.36ppb
NO2
0.22ppm
CO
AQI 58
Moderate
13.09μg/m³
PM2.5
51.92μg/m³
PM10
47.53ppb
O3
1.05ppb
SO2
3.39ppb
NO2
0.22ppm
CO
AQI 49
Good
9.40μg/m³
PM2.5
41.48μg/m³
PM10
43.36ppb
O3
1.37ppb
SO2
4.14ppb
NO2
0.23ppm
CO
AQI 58
Moderate
13.18μg/m³
PM2.5
56.92μg/m³
PM10
46.73ppb
O3
1.07ppb
SO2
3.89ppb
NO2
0.22ppm
CO
AQI 52
Moderate
9.65μg/m³
PM2.5
42.79μg/m³
PM10
46.43ppb
O3
1.40ppb
SO2
4.22ppb
NO2
0.23ppm
CO
Air quality and pollutant data for Pennsylvania, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for North Union Township, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in North Union Township, Pennsylvania was at its worst at 05:00:00 on 2026-08-09.
In the last 24 hours, the best air quality in North Union Township, Pennsylvania was observed at 03:00:00 on 2026-08-09.
As of now, the AQI in North Union Township, Pennsylvania is 54, indicating Moderate conditions.
North Union Township, Pennsylvania air has the highest levels of PM2.5.
Poor air quality in North Union Township, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in North Union Township, Pennsylvania are currently 10.668 μg/m3.
The PM10 concentration in North Union Township, Pennsylvania is 41.538 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in North Union Township, Pennsylvania is 0.221 ppm.
Currently, North Union Township, Pennsylvania has a sulfur dioxide (SO2) concentration of 1.241 ppb.
The current ozone (O3) level in North Union Township, Pennsylvania at the moment is 39.653 ppm.
Nitrogen dioxide (NO2) level in North Union Township, Pennsylvania at the moment is 3.464 ppb.
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